81491968

素因数分解:

$2^{11}\times {\mathrm{39791}}^1$

素因数の和:39813

約数の個数: 24

約数和(自身を含む): 162948240

約数和(自身を除く): 81456272

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 39791, 79582, 159164, 318328, 636656, 1273312, 2546624, 5093248, 10186496, 20372992, 40745984, 81491968]

約数ペア:

[(1, 81491968), (2, 40745984), (4, 20372992), (8, 10186496), (16, 5093248), (32, 2546624), (64, 1273312), (128, 636656), (256, 318328), (512, 159164), (1024, 79582), (2048, 39791)]